5Copyright © 2004 Nokia. All rights3. Call functions ................................................................................................ 34Making a call ............................................................................................................................................. 34Using the Contacts directory............................................................................................................. 34Calling your voice mailbox................................................................................................................. 35Speed dialling......................................................................................................................................... 35Making a conference call ................................................................................................................... 35Answering a call ....................................................................................................................................... 36Options during a call............................................................................................................................ 37Call waiting............................................................................................................................................. 38Diverting calls ........................................................................................................................................ 38Push to talk ................................................................................................................................................ 39Settings for push to talk ..................................................................................................................... 40Connecting to the push to talk service........................................................................................... 40Making a push to talk call.................................................................................................................. 41Receiving a push to talk call .......................................................................................................... 42Callback requests .................................................................................................................................. 43Sending a callback request ............................................................................................................. 43Saving the callback request sender.............................................................................................. 44Using groups........................................................................................................................................... 44Adding a group................................................................................................................................... 44Joining an existing group................................................................................................................ 45Receiving an invitation .................................................................................................................... 45Call register and general log ................................................................................................................. 46Recent calls register............................................................................................................................. 46Call duration........................................................................................................................................... 47Viewing the general log ...................................................................................................................... 48GPRS data counter................................................................................................................................ 49